MCQ
Which of the following cannot be explained by crystal field theory?
- AThe order of spectrochemical series
- BMagnetic properties of transition metal complexes
- CColour of metal complexes
- ✓Stability of metal complexes
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$\mathrm{CH}_{3} \mathrm{COOH}+\mathrm{SOCl}_{2} \longrightarrow \mathrm{A} \xrightarrow[AlCl_3]{Benzene} \mathrm{B} \xrightarrow[-OH]{KCN} \mathrm{C}$
$(I)\, K_4 [Fe(CN)_6]$ $(II)\, K_3[Cr(CN)_6]$ $(III)\, K_3 [Co(CN)_6]$ $(IV)\, K_2[Ni(CN)_4]$
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Reason : Crystal field splitting in ferrocyanide ion is greater than that of ferricyanide ion.